the answer to both question is “no” because the mega menu (and obviously the “Ubermenu” plugin too) would break the responsive design of the theme – this means that ipad, ipod, etc. users can not view the menu correctly. This is also the reason why we decided to use “standard” drop downs for now. Maybe Kriesi comes up with a responsive mega menu in the future. The Ubermenu won’t work “out of the box” with our theme but you probably need php/css skills.

Ubermenu works with Propulsion (I’ve bought the plugin myself and I’m going to use it w Propulsion on a website). However the styling requires some work and it’s a bit tricky to style everything properly. I’d deactivate the default menu fallback in js/avia.js – you need to delete following code: